Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quantos anos tinha a equipe de segundo lugar, comerciantes, tampico, il?
 ###Tabelas: CREATE TABLE claimed_trends (claimed_trends_id AUTO_INCREMENT PRIMARY KEY, State VARCHAR, 1990–95 INT, 1996-00 INT, 2001–05 INT, 2006–10 INT) CREATE TABLE 1993 (1993_id AUTO_INCREMENT PRIMARY KEY, Overall Episode # INT, Original airdate VARCHAR, Iron Chef VARCHAR, Challenger VARCHAR, Challenger Specialty VARCHAR, Theme Ingredient VARCHAR, Winner VARCHAR) CREATE TABLE international_softball_league_1951_to_1957 (international_softball_league_1951_to_1957_id AUTO_INCREMENT PRIMARY KEY, Year INT, 1st Place Team VARCHAR, 2nd Place Team VARCHAR, 3rd Place Team VARCHAR, 4th Place Team VARCHAR, Host Location VARCHAR) CREATE TABLE doubles_25_12–13 (doubles_25_12–13_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date VARCHAR, Tournament VARCHAR, Surface VARCHAR, Partner VARCHAR, Opponents in the final VARCHAR, Score VARCHAR) CREATE TABLE revenues_from_stamp_duties (revenues_from_stamp_duties_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, Stamp duty reserve tax VARCHAR, Standard Stamp Duty VARCHAR, Standard Duties Total Revenue (in €million) INT, over Total Tax Revenue (in %) VARCHAR, over GDP (in %) VARCHAR)  
SELECT COUNT Year FROM international_softball_league_1951_to_1957 WHERE 2nd Place Team = Merchants, Tampico, IL